Cleared Traditional

K253926 - Diacore (FDA 510(k) Clearance)

Class II Physical Medicine device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K253926 · ShenB Co., Ltd. · Physical Medicine device
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Apr 2026
Decision
123d
Days
Class 2
Risk

K253926 is an FDA 510(k) clearance for the Diacore. Classified as Stimulator, Muscle, Powered, For Muscle Conditioning (product code NGX), Class II - Special Controls.

Submitted by ShenB Co., Ltd. (Seoul, KR). The FDA issued a Cleared decision on April 10, 2026 after a review of 123 days - within the typical 510(k) review window.

This device falls under the Physical Medicine FDA review panel, regulated under 21 CFR 890.5850 - the FDA physical medicine device framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Physical Medicine review framework, consistent with the majority of Class II 510(k) submissions.

View all ShenB Co., Ltd. devices

Submission Details

510(k) Number K253926 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received December 08, 2025
Decision Date April 10, 2026
Days to Decision 123 days
Submission Type Traditional
Review Panel Physical Medicine (PM)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
8d slower than avg
Panel avg: 115d · This submission: 123d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code NGX Stimulator, Muscle, Powered, For Muscle Conditioning
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 890.5850
Definition A Powered Muscle Stimulator For Muscle Conditioning Is A Device Used For Other Than Medical Purposes To Apply An Electrical Current To Electrodes On A Person's Skin To Temporarily Affect The Stimulated Muscle's Contractile Properties, Force Output, And/or Fatigue Resistance. Unlike The Classified Powered Muscle Stimulator Devices Intended For Use In Physical Medicine And Rehabilitation, This Device Is Not Intended For Use In Patients With Medical Conditions And Is Intended Only For Muscle Conditioning Purposes.
What this classification means

Class II devices require demonstration of substantial equivalence to a legally marketed predicate device. This pathway does not require clinical trials - it relies on engineering equivalence and performance data. Most Physical Medicine devices follow this clearance model.

Regulatory Consultant

Hoy & Associates Regulatory Consulting, LLC
Connie Hoy

The regulatory consultant manages the 510(k) submission process on behalf of the applicant - coordinating technical documentation, predicate strategy and FDA communications. Identifying the consultant behind a submission is a key signal for competitive regulatory intelligence.

Regulatory Peers - NGX Stimulator, Muscle, Powered, For Muscle Conditioning

All 161
Devices cleared under the same product code (NGX) and FDA review panel - the closest regulatory comparables to K253926.
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